diff --git a/roles/system/tasks/main.yaml b/roles/system/tasks/main.yaml
index a5f051d..fd14baf 100644
--- a/roles/system/tasks/main.yaml
+++ b/roles/system/tasks/main.yaml
@@ -70,11 +70,11 @@
 
 - name: Add authorized SSH keys
   ansible.posix.authorized_key:
-    user: "{{ item.name }}"
+    user: "{{ item.0.name }}"
     state: present
-    key: "{{ item.authorized_keys }}"
-  loop: "{{ system_users }}"
-  when: system_users is defined and item.authorized_keys is defined
+    key: "{{ item.1 }}"
+  loop: "{{ system_users | subelements('authorized_keys', skip_missing=True) }}"
+  when: system_users is defined
   tags:
     - ssh
   become: true